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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
281-528TXSOUTHWESTERN BELL9533SPRINGSPRNTXSODS000/00/0000Prefix Type: RBOC
Switch Name: SPRING
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
Thousands block for 281-528
281-528-0TXSOUTHWESTERN BELL9533SPRINGSPRNTXSODS0N/APrefix Type: RBOC
Switch Name: SPRING
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
281-528-1TXLEVEL 3 COMMUNICATIONS, LLC - TX (CenturyLink, Inc)6114SPRINGNOCLLIKNOWN11/11/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
281-528-2TXSOUTHWESTERN BELL9533SPRINGSPRNTXSODS0N/APrefix Type: RBOC
Switch Name: SPRING
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
281-528-3TXAERIAL COMMUNICATIONS, INC. (T-Mobile)6701SPRINGHSTDTXBG9MD01/28/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
281-528-4TXLEVEL 3 COMMUNICATIONS, LLC - TX (CenturyLink, Inc)6114SPRINGNOCLLIKNOWN06/21/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
281-528-5TXSOUTHWESTERN BELL9533SPRINGSPRNTXSODS0N/APrefix Type: RBOC
Switch Name: SPRING
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
281-528-6TXSOUTHWESTERN BELL9533SPRINGSPRNTXSODS0N/APrefix Type: RBOC
Switch Name: SPRING
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
281-528-7TXSOUTHWESTERN BELL9533SPRINGSPRNTXSODS0N/APrefix Type: RBOC
Switch Name: SPRING
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
281-528-8TXSOUTHWESTERN BELL9533SPRINGSPRNTXSODS0N/APrefix Type: RBOC
Switch Name: SPRING
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
281-528-9TXSOUTHWESTERN BELL9533SPRINGSPRNTXSODS0N/APrefix Type: RBOC
Switch Name: SPRING
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info